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Merge pull request #11124 from tianon/autoremove-recommends

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Set "Apt::AutoRemove::RecommendsImportant" to "false" in debootstrap
This commit is contained in:
Tianon Gravi 2015-03-19 16:00:40 -07:00
commit 9e5c0641e9
1 changed files with 44 additions and 23 deletions
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31
contrib/mkimage/debootstrap
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@ -38,13 +38,13 @@ rootfs_chroot() {
# prevent init scripts from running during install/update
echo >&2 "+ echo exit 101 > '$rootfsDir/usr/sbin/policy-rc.d'"
cat > "$rootfsDir/usr/sbin/policy-rc.d" <<'EOF'
#!/bin/sh
#!/bin/sh
# For most Docker users, "apt-get install" only happens during "docker build",
# where starting services doesn't work and often fails in humorous ways. This
# prevents those failures by stopping the services from attempting to start.
# For most Docker users, "apt-get install" only happens during "docker build",
# where starting services doesn't work and often fails in humorous ways. This
# prevents those failures by stopping the services from attempting to start.
exit 101
exit 101
EOF
chmod +x "$rootfsDir/usr/sbin/policy-rc.d"
@ -128,6 +128,27 @@ if [ -d "$rootfsDir/etc/apt/apt.conf.d" ]; then
Acquire::GzipIndexes "true";
Acquire::CompressionTypes::Order:: "gz";
EOF
# update "autoremove" configuration to be aggressive about removing suggests deps that weren't manually installed
echo >&2 "+ echo Apt::AutoRemove::SuggestsImportant 'false' > '$rootfsDir/etc/apt/apt.conf.d/docker-autoremove-suggests'"
cat > "$rootfsDir/etc/apt/apt.conf.d/docker-autoremove-suggests" <<-'EOF'
# Since Docker users are looking for the smallest possible final images, the
# following emerges as a very common pattern:
# RUN apt-get update \
# && apt-get install -y <packages> \
# && <do some compilation work> \
# && apt-get purge -y --auto-remove <packages>
# By default, APT will actually _keep_ packages installed via Recommends or
# Depends if another package Suggests them, even and including if the package
# that originally caused them to be installed is removed. Setting this to
# "false" ensures that APT is appropriately aggressive about removing the
# packages it added.
# https://aptitude.alioth.debian.org/doc/en/ch02s05s05.html#configApt-AutoRemove-SuggestsImportant
Apt::AutoRemove::SuggestsImportant "false";
EOF
fi
if [ -z "$DONT_TOUCH_SOURCES_LIST" ]; then